Renault Master 3 SID321 AdBlue SCR+DPF Removal Emulator
Engineered for the Renault Master 3 SID321 ECU, this plug-in AdBlue SCR + DPF removal emulator simultaneously suppresses both emission loops, permanently resolving NOx warnings, DPF blockage and torque loss in one step.
Fleet operators and independent tradespeople running the Renault Master 3 on the SID321 ECU platform know how disruptive NOx sensor errors, DPF blockages and the torque loss that follows can be in heavy daily-use conditions. The Renault Master 3 SID321 AdBlue SCR + DPF Removal Emulator is a dual-system CAN-bus plug-in device developed specifically for this platform — it simulates both the SCR and DPF signal loops in a single installation, so the van returns to full performance without any AdBlue (DEF) refilling stops or regeneration pauses ever interrupting the working day again.
How Does It Work?
The emulator plugs directly into the original AdBlue and DPF sockets in the vehicle wiring harness — no wire cutting or soldering required. The device digitally reproduces the SCR activation signals, NOx inlet and outlet values, and DPF regeneration data that the SID321 engine brain expects on the CAN-bus. The ECU reads a complete and healthy emission system, generates no fault codes and maintains full power output.
Frequently Asked Questions
Does fitting the emulator require any modifications to the vehicle?
No. The emulator fits plug-and-play into the existing original sockets — no wire cutting, soldering or software changes are needed.
Will I still need to top up the AdBlue tank after installation?
No. Because the emulator continuously simulates the AdBlue level and quality sensors, the system always reads a full tank. AdBlue refilling is no longer required.
Does this emulator work only on the Renault Master 3?
No. The SID321 platform device is also compatible with the Nissan Navara NP300, Opel Movano, Opel Vivaro B and Vauxhall Movano.
What warranty is included, and how does shipping work?
The emulator is supplied under warranty; manufacturing defects are covered by free repair or replacement. Orders are dispatched the same business day, and international shipping is available.
Supported Models
This emulator is compatible with the following models that share the same ECU platform:
Installation Video
Step-by-step installation — plug-and-play with no cutting or soldering. About 10 minutes.
